The Ruko Blacksmith HSS Drill Bit is a high performance rolled twist drill bit consisting of heavy-duty high speed steel. The drill bit material is strengthened by the rolled production process and is more resistant to fracture while drilling. This drill bit is suitable for drilling steel, alloyed and unalloyed cast iron, sintered iron, aluminium alloys, brass or bronze. Features: For steel & metal High performance Heavy-duty high-speed steel Resistant to fracture Ideally suitable for drilling larger drilling diameters on all commonly used drilling machines with a clamping chuck up to 13 mm.
